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    <meta charset="UTF-8">
    <title>学习head中的meat标签</title>
    <meta name="description" content="免费在线教程">
    <meta name="keywords" content="HTML,CSS,XML,JavaScript">
    <meta name="author" content="runoob">
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<body>

<p>所有meta标签显示在head部分...</p>

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